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George, David N.; Oltean, Bianca P. – Journal of Experimental Psychology: Learning, Memory, and Cognition, 2020
Learning to categorize perceptually similar stimuli can result in people becoming more sensitive to differences along perceptual dimensions that are relevant to category membership and/or less sensitive to equivalent differences along irrelevant perceptual dimensions. These effects of acquired distinctiveness and acquired equivalence may be caused…
Descriptors: Foreign Countries, College Students, Associative Learning, Learning Processes
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Lee, Jessica C.; Hayes, Brett K.; Lovibond, Peter F. – Journal of Experimental Psychology: Learning, Memory, and Cognition, 2018
Two experiments tested whether a peak-shifted generalization gradient could be explained by the averaging of distinct gradients displayed in subgroups reporting different generalization rules. Across experiments using a causal judgment task (Experiment 1) and a fear conditioning paradigm (Experiment 2), we found a close concordance between…
Descriptors: Generalization, Associative Learning, Discrimination Learning, Learning Theories